Miles/hour to Kilometers/hour Converter
Convert mph to km/h instantly — and see every other speed unit at once.
1 mph=1.6093 km/h
1 mph in every unit
Meters/second
0.44704m/s
Kilometers/hour
1.6093km/h
Miles/hourfrom
1mph
Feet/second
1.4667ft/s
Knots
0.868977kn
Mach
0.001314M
Common Miles/hour to Kilometers/hour conversions
| Miles/hour (mph) | Kilometers/hour (km/h) |
|---|---|
| 25 mph | 40.2336 km/h |
| 35 mph | 56.32704 km/h |
| 50 mph | 80.4672 km/h |
| 55 mph | 88.51392 km/h |
| 60 mph | 96.56064 km/h |
| 65 mph | 104.60736 km/h |
| 70 mph | 112.65408 km/h |
| 75 mph | 120.7008 km/h |
| 80 mph | 128.74752 km/h |
| 100 mph | 160.9344 km/h |
| 120 mph | 193.12128 km/h |
The formula
Miles per hour are used for vehicle speeds in the US, UK, and a few other countries.
Kilometers per hour are used for vehicle speeds in most countries worldwide.
Worked examples
60 mph→96.56 km/h— Highway speed
Apply mph × 1.60934 with input = 60. Result: 96.56 km/h.
30 mph→48.28 km/h— Residential limit
Apply mph × 1.60934 with input = 30. Result: 48.28 km/h.
100 mph→160.93 km/h— 100 mph
Apply mph × 1.60934 with input = 100. Result: 160.93 km/h.
767 mph→1234.8 km/h— Speed of sound
Apply mph × 1.60934 with input = 767. Result: 1234.8 km/h.
FAQ
How do I convert Miles/hour to Kilometers/hour?
Use the formula: km/h = mph × 1.60934. You can also use the converter above — type any value and the result updates instantly.
Where are Miles/hour used?
Miles per hour are used for vehicle speeds in the US, UK, and a few other countries.
Where are Kilometers/hour used?
Kilometers per hour are used for vehicle speeds in most countries worldwide.